CN204923162U - Warm water system is adopted to solar energy phase transition heat -retaining formula - Google Patents
Warm water system is adopted to solar energy phase transition heat -retaining formula Download PDFInfo
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- CN204923162U CN204923162U CN201520553948.XU CN201520553948U CN204923162U CN 204923162 U CN204923162 U CN 204923162U CN 201520553948 U CN201520553948 U CN 201520553948U CN 204923162 U CN204923162 U CN 204923162U
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- heating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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Abstract
本实用新型涉及一种太阳能相变储热式采暖热水系统，该采暖热水系统包括太阳能集热循环单元、相变储热器、一次水泵、热水板换、采暖板换以及与采暖板换连接的末端设备，所述的相变储热器的介质出口通过管路依次与热水板换、采暖板换、太阳能集热循环单元及一次水泵连接，并通过一次水泵返回连接至相变储热器的介质进口，构成采暖热水循环回路，所述的采暖板换与末端设备之间还设有二次采暖水泵。与现有技术相比，本实用新型结构简单、安装方便，系统热效率高，承压运行，运行费用低廉，克服了采暖系统复杂，运行费用高的缺点，能够稳定持续地提供生活热水，通过连接末端散热设备及生活热水管路，用于建筑物的采暖及生活热水需求。
The utility model relates to a solar energy phase change heat storage type heating and hot water system. The heating and hot water system includes a solar heat collection cycle unit, a phase change heat storage device, a primary water pump, a hot water plate changer, a heating plate changer and a heating plate. The terminal equipment connected by the exchange, the medium outlet of the phase change heat storage is connected with the hot water plate exchange, the heating plate exchange, the solar heat collection cycle unit and the primary water pump in turn through the pipeline, and is connected to the phase change heat storage through the primary water pump. The medium inlet of the heat storage device constitutes a heating hot water circulation loop, and a secondary heating water pump is also provided between the heating plate exchange and the terminal equipment. Compared with the prior art, the utility model has the advantages of simple structure, convenient installation, high thermal efficiency of the system, pressure-bearing operation, and low operating cost, which overcomes the shortcomings of complex heating system and high operating cost, and can provide domestic hot water stably and continuously. Connect terminal heat dissipation equipment and domestic hot water pipelines for building heating and domestic hot water needs.
Description
Technical field
The utility model belongs to HVAC supply and drain water system technical field, relates to a kind of solar energy phase-change heat storage formula hot-water central heating system.
Background technology
At present, hot-water central heating system is mainly divided into natural circulation heating hot-water heating system and mechanical cycles hot-water central heating system.Wherein, the operation principle of natural circulation heating hot-water heating system is: before system cloud gray model, whole system will be full of cold water, and during system works, water heats in the boiler, density diminishes, hot water to rise inflow radiator along water supply line, hot water release heat in radiator, and temperature reduces, density becomes large, then flows back to boiler along water return pipeline.Although natural circulation heating hot-water heating system device is simple, easy to operate, due to systemic effect limited pressure, flow rate of pipelines is less than normal, causes caliber bigger than normal, causes first investment higher.And the operation principle of mechanical cycles hot-water central heating system is: utilize water pump forced circulation, the power that the resistance that current are popular in whole ring-type pipeline provides by water pump overcomes, and water pump lift size is determined primarily of flow resistance.Owing to being provided with water circulating pump, the actuating pressure that water pump produces is very large, thus can expand for warm range, not only can single building heating, also can many buildings, and district heating, uses extensive.But these system cloud gray model electricity charge and maintenance cost comparatively natural circulation heating hot-water heating system want high.
Now, rise year by year along with a large amount of energy requirements makes the energy use, to be heated to combustion gas in recent years, heat pump heating by initial coal, none is not complete under the prerequisite consuming a large amount of basic energy resource.Therefore, seek a kind of new heating system, centered by economize energy, protection of the environment, substitute traditional energy with clean type regenerative resource, become the new trend of modern architecture heating.And solar energy has got more and more people's extensive concerning as the reproducible clean energy resource of one, continuous worsening along with environment, low-carbon (LC), green human settlement have become the long-range objectives of Global Sustainable Development.
Application number be 201210575741.3 Chinese invention patent disclose a kind of solar energy phase transition heat accumulation heating, hot-water supply system, when the feature of this system is to utilize solar thermal collector to make hot water reach heating temperature and does not have rich accumulation of heat, phase change heat storage material accumulation of heat can be utilized for warm directly to end, thus reduce the auxiliary thermal source opening time most possibly, reduce the volume of heat storage box, thus farthest utilize solar heating, realize the utilization of regenerative resource better.
Utility model content
The purpose of this utility model is exactly provide a kind of using solar energy as main heating source to overcome defect that above-mentioned prior art exists, system thermal efficiency is high, structure and install simple, effectively can solve the problems such as operating cost is high, the solar energy phase-change heat storage formula hot-water central heating system of environmental protection.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of solar energy phase-change heat storage formula hot-water central heating system, this hot-water central heating system comprises solar energy heating cycling element, phase-change heat storage device, a water pump, water heating plate changes, heating board changes and changes with heating board the end-equipment be connected, the media outlet of described phase-change heat storage device is changed with water heating plate successively by pipeline, heating board changes, solar energy heating cycling element and a water pump connect, and return by a water pump medium entrance being connected to phase-change heat storage device, form heating hot water closed circuit, described heating board changes and be also provided with secondary heating water pump between end-equipment.
Described solar energy heating cycling element comprises solar thermal collector, solar energy fluid reservoir and thermal-arrest water circulating pump, the outlet of described solar energy fluid reservoir is connected with solar thermal collector, thermal-arrest water circulating pump successively by pipeline, and is returned the import being connected to solar energy fluid reservoir by thermal-arrest water circulating pump.
In working order, the heat storage that solar heat-collection plate is collected by described thermal-arrest water circulating pump is in solar energy fluid reservoir.
Described solar thermal collector is the one in flat plate collector, vacuum tube type heat collector or heat pipe type heat collector.
Heat-source electric heater is also provided with described No. one time between water pump and phase-change heat storage device.
Described heat-source electric heater can select electrical heating steel bowl.
The liquid filling device for injecting circulatory mediator is also provided with between described phase-change heat storage device and heat-source electric heater.
Described circulatory mediator comprises the one in water, anti-icing fluid, conduction oil or superconducting fluid.
Described phase-change heat storage device two ends are also parallel with a branch road.
Phase-change heat storage device utilizes the latent heat store heat of phase-change material, is stored in phase-change heat storage device during daytime by a water pump by heat from solar energy fluid reservoir, and phase-change material absorbs heat, and becomes liquid state from solid-state; During night, phase-change heat storage device is by heat delivery to end-equipment, and phase change material releases heat, is become solid-state from liquid state.
The utility model hot-water central heating system, utilize daytime the heat of solar thermal collector to while phase-change heat storage device accumulation of heat, the heating of terminad equipment and domestic hot-water, utilize night phase-change heat storage device terminad equipment to heat and domestic hot-water, run into rainy weather and adopt paddy electricity by heat-source electric heater auxiliary heating and domestic hot-water.System primary side can realize the combinational acting of limit Chong Re limit heat supply in the daytime, and when working at night, heat-source electric heater no power, only uses as pipeline, the heat terminad equipment heat supply utilizing phase-change heat storage device to store.
The utility model is separated by change commanders domestic hot-water's demand and heating demand of two different plates, and two plates change at secondary side independent operating, and primary side shares thermal source; Heat delivery to be changed to heating board or water heating plate changes at primary side by water pump; Secondary heating water pump at heating secondary side by heat delivery to end-equipment, and water heating plate changes secondary side power mainly provides by tap water pressure.
Compared with prior art, the utility model has following characteristics:
1) solar energy and paddy electricity two kinds of clean green energy resources are combined, achieve energy-conserving and environment-protective to the full extent, reduce operating cost;
2) phase change heat storage material is adopted to carry out accumulation of heat, phase-change material heat density is large, phase-change heat storage device compact conformation, volume are little, the thermal efficiency is high, heat absorption exothermic temperature is constant, easily mate with operational system, be easy to control, for user saves space and more convenient user use;
3) overall structure is simple, easy for installation, and system thermal efficiency is high, bearing operation, and operating cost is cheap, overcomes original system complexity, the shortcoming that operating cost is high, and can stablize lasting provides heating reservoir and domestic hot-water.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Description of symbols in figure:
1-phase-change heat storage device, 2-water pump, 3-water heating plate changes, 4-heating board changes, 5-end-equipment, 6-secondary heating water pump, 7-solar thermal collector, 8-solar energy fluid reservoir, 9-thermal-arrest water circulating pump, 10-heat-source electric heater, 11-branch road.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment:
As shown in Figure 1, a kind of solar energy phase-change heat storage formula hot-water central heating system, this hot-water central heating system comprises solar energy heating cycling element, phase-change heat storage device 1, a water pump 2, water heating plate changes 3, heating board changes 4 and change 4 end-equipments be connected 5 with heating board, the media outlet of phase-change heat storage device 1 changes 3 with water heating plate successively by pipeline, heating board changes 4, solar energy heating cycling element and a water pump 2 connect, and return by a water pump 2 medium entrance being connected to phase-change heat storage device 1, form heating hot water closed circuit, heating board changes between 4 and end-equipment 5 and is also provided with secondary heating water pump 6.
Wherein, solar energy heating cycling element comprises solar thermal collector 7, solar energy fluid reservoir 8 and thermal-arrest water circulating pump 9, the outlet of solar energy fluid reservoir 8 is connected with solar thermal collector 7, thermal-arrest water circulating pump 9 successively by pipeline, and is returned the import being connected to solar energy fluid reservoir 8 by thermal-arrest water circulating pump 9.In working order, the heat storage that solar heat-collection plate is collected by thermal-arrest water circulating pump 9 is in solar energy fluid reservoir 8.
Heat-source electric heater 10 is also provided with between a water pump 2 and phase-change heat storage device 1; Heat-source electric heater 10 can select electrical heating steel bowl; The liquid filling device for injecting circulatory mediator is also provided with between phase-change heat storage device 1 and heat-source electric heater 10; Phase-change heat storage device 1 two ends are also parallel with a branch road 11.
When reality uses, circulatory mediator comprises the one in water, anti-icing fluid, conduction oil or superconducting fluid.Solar thermal collector 7 can be selected from the one in flat plate collector, vacuum tube type heat collector or heat pipe type heat collector.
During work, phase-change heat storage device 1 utilizes the latent heat store heat of phase-change material, is stored in phase-change heat storage device 1 by heat during daytime by a water pump 2 from solar energy fluid reservoir 8, and phase-change material absorbs heat, and becomes liquid state from solid-state; During night, phase-change heat storage device 1 is by heat delivery to end-equipment 5, and phase change material releases heat, is become solid-state from liquid state.
The present embodiment hot-water central heating system, utilize daytime the heat of solar thermal collector 7 to while phase-change heat storage device 1 accumulation of heat, terminad equipment 5 heats and domestic hot-water, utilize night phase-change heat storage device 1 terminad equipment 5 to heat and domestic hot-water, run into rainy weather and adopt paddy electricity by heat-source electric heater 10 auxiliary heating and domestic hot-water.System primary side can realize the combinational acting of limit Chong Re limit heat supply in the daytime, and when working at night, heat-source electric heater 10 no power, only uses as pipeline, heat terminad equipment 5 heat supply utilizing phase-change heat storage device 1 to store.
Hot-water central heating system uses the phase-change heat storage device 1 of 80MJ, and electric heater capacity 3kw, be equipped with 4 25 pipe U-shaped vacuum tube collectors, collector area is 12.6m
2, at solar irradiation 18MJ/m
2my god, under the condition of collecting efficiency 0.45, within 6 ~ 8 hours sunshine in the daytime, phase-change heat storage device 1 can be full of heat.
Suppose the area 20m in a room
2, heating power 70w/m
2, then this phase-change heat storage device 1 can meet the heating of this (20 × 70/1000)=15.9, room 80/3.6/ hour, and its maximum instantaneous heating power can reach 9kw.
Suppose that a people has a bath required hot water 60L, tap water temperature 15 degree, hot water demand's temperature 45 degree, then this phase-change heat storage device 1 can meet 80/ (60 × (45-15) × 4.18/1000)=10.6 people, can meet 10 ~ 11 people's bathings.
Suppose low ebb electricity price 0.3 yuan/kwh, peak electricity tariff 1 yuan/kwh, gas price 4.2 yuan/m
3, fuel gases calorific value 8400 kilocalories/m
3, efficiency 90%
The electric direct supply system of relatively common electric heater, circulation every day of the present embodiment system can save operating cost=1 × 80/3.6=22.2 unit; Combustion gas of comparing can save=80/ (8400 × 4.18/1000)/0.9 × 4.2=10.7 unit.
Run into rainy weather, available paddy electricity gives phase-change heat storage device 1 accumulation of heat, and the circulation of this system can save operating cost=(1-0.3) × 80/3.6=15.5 unit; Combustion gas of comparing can save=80/ (8400 × 4.18/1000)/0.9 × 4.2-0.3 × 80/3.6=4 unit.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520553948.XU CN204923162U (en) | 2015-07-28 | 2015-07-28 | Warm water system is adopted to solar energy phase transition heat -retaining formula |
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| CN201520553948.XU CN204923162U (en) | 2015-07-28 | 2015-07-28 | Warm water system is adopted to solar energy phase transition heat -retaining formula |
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| CN204923162U true CN204923162U (en) | 2015-12-30 |
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| CN201520553948.XU Expired - Fee Related CN204923162U (en) | 2015-07-28 | 2015-07-28 | Warm water system is adopted to solar energy phase transition heat -retaining formula |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509126A (en) * | 2016-02-17 | 2016-04-20 | 李俊娇 | Solar heating floor with heat storage function |
| CN105509137A (en) * | 2016-02-17 | 2016-04-20 | 李俊娇 | Solar heating floor device |
| WO2017016224A1 (en) * | 2015-07-28 | 2017-02-02 | 江苏启能新能源材料有限公司 | Off-peak electricity phase change heat storage central heating/water heating system |
| CN107525122A (en) * | 2017-10-19 | 2017-12-29 | 辽宁华赢节能环保科技有限公司 | A kind of multiple-energy-source heating system |
| CN111023232A (en) * | 2019-12-27 | 2020-04-17 | 思安新能源股份有限公司 | A multi-energy complementary clean heating system |
| CN113899084A (en) * | 2021-10-15 | 2022-01-07 | 天津大学 | A cold and hot water supply system using wind energy and light energy and its control method |
-
2015
- 2015-07-28 CN CN201520553948.XU patent/CN204923162U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017016224A1 (en) * | 2015-07-28 | 2017-02-02 | 江苏启能新能源材料有限公司 | Off-peak electricity phase change heat storage central heating/water heating system |
| CN105509126A (en) * | 2016-02-17 | 2016-04-20 | 李俊娇 | Solar heating floor with heat storage function |
| CN105509137A (en) * | 2016-02-17 | 2016-04-20 | 李俊娇 | Solar heating floor device |
| CN107525122A (en) * | 2017-10-19 | 2017-12-29 | 辽宁华赢节能环保科技有限公司 | A kind of multiple-energy-source heating system |
| CN107525122B (en) * | 2017-10-19 | 2023-02-28 | 辽宁华赢节能环保科技有限公司 | Multi-energy heating system |
| CN111023232A (en) * | 2019-12-27 | 2020-04-17 | 思安新能源股份有限公司 | A multi-energy complementary clean heating system |
| CN113899084A (en) * | 2021-10-15 | 2022-01-07 | 天津大学 | A cold and hot water supply system using wind energy and light energy and its control method |
| CN113899084B (en) * | 2021-10-15 | 2024-05-24 | 天津大学 | Cold and hot water supply system utilizing wind energy and light energy and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Qineng Qixin New Energy Technology Co.,Ltd. Assignor: PIONEER ENERGY (JIANGSU) Co.,Ltd. Contract record no.: X2023980039559 Denomination of utility model: A solar phase change thermal storage heating hot water system Granted publication date: 20151230 License type: Exclusive License Record date: 20230814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 |